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CSIN

Section: Linux Programmer's Manual (3)
Updated: 2017-09-15
Index Return to Main Contents
 

NAME

csin, csinf, csinl - complex sine function  

SYNOPSIS

#include <complex.h>

double complex csin(double complex z);
float complex csinf(float complex z);
long double complex csinl(long double complex z);

Link with -lm.  

DESCRIPTION

These functions calculate the complex sine of z.

The complex sine function is defined as: 

    csin(z) = (exp(i * z) - exp(-i * z)) / (2 * i)
 

VERSIONS

These functions first appeared in glibc in version 2.1.  

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).
InterfaceAttributeValue
csin(), csinf(), csinl() Thread safetyMT-Safe

 

CONFORMING TO

C99, POSIX.1-2001, POSIX.1-2008.  

SEE ALSO

cabs(3), casin(3), ccos(3), ctan(3), complex(7)  

COLOPHON

This page is part of release 4.13 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/.

 

Index

NAME
SYNOPSIS
DESCRIPTION
VERSIONS
ATTRIBUTES
CONFORMING TO
SEE ALSO
COLOPHON